Analysts at Canaccord Genuity are out with a report this morning upgrading shares of Nvidia Corporation (NVDA) with a ‘Buy’ from ‘Hold’ rating. The firm raised its price target for the company to $35 from $30.

In the past 52 weeks, shares of Santa Clara, California-based company have traded between a low of $18.94 and a high of $31.94 and are now at $30.16.

Shares are up 55.02% year-over-year and 50.52% year-to-date.

Analysts at Goldman Sachs (GS) upgraded their rating on the shares of Amphenol Corporation (APH). In a research note published on Monday, the firm lifted the name with a ‘Buy’ from ‘Neutral’ rating.

Currently there are 5 analysts that rate APH a ‘Buy’, 7 rate it a ‘Hold’. No analyst rates it a ‘Sell’. APH has a median Wall Street price target of $59 with a high target of $62.

Cempra, Inc. (CEMP) was raised to ‘Overweight’ from ‘Equal-Weight’ at Morgan Stanley (MS) on Monday.

CEMP is up $1.07 at $28.70 on normal volume. Midway through trading Monday, 946K shares of Cempra Inc. have exchanged hands as compared to its average daily volume of 2.59 million shares. The stock has ranged in a price between $27.31 to $29.50 after having opened the day at $28.53.

CA, Inc. (CA) was upgraded to ‘Neutral’ from ‘Sell’ by Citigroup (C) analysts on Monday.

The stock began trading this morning at $26.93 to currently trade 1.28% higher from the prior days close of $26.53. On an intraday basis it has gotten as low as $26.49 and as high as $26.98.

CA, Inc. shares have declined 8.17% in the last 4 weeks and 9.64% in the past three months. Over the past 5 trading sessions the stock has lost 3.18%. The $11.79 billion New York-based IT company has a median Wall Street price target of $30 with a high target of $38.

CA Inc. is down 7.97% year-over-year, compared with a 0.90% loss in the S&P 500.